They traded ads that involve the incident involving Cochran’s bedridden wife, Rose. She was photographed in a nursing home by a blogger who supports McDaniel. Clayton Kelly has been arrested and now faces felony charges.

Cochran struck first with his ad.

“It's the worst: Chris McDaniel's supporter charged with a felony for posting video of Sen. Thad Cochran's wife in a nursing home? Had enough?” it asks.

Tuesday, McDaniel fought back, releasing his own ad: “Newspapers called them shameless,” he said of Cochran’s attacks. “I call them outrageous.”